Mercia Ventures is an early-stage to scale-up investment firm. It supports ambitious UK businesses looking for growth investment delivered through our national footprint.
Grid Edge Limited specializes in developing artificial intelligence and machine-learning software aimed at optimizing energy management for commercial and public buildings. Founded in 2016 and based in Birmingham, United Kingdom, the company offers cloud-based solutions that utilize predictive machine learning and data analytics to manage energy loads effectively. By integrating with existing building energy management systems, Grid Edge's technology helps reduce energy costs and carbon emissions while transforming on-site energy resources into revenue-generating assets. The company's innovative approach enables building owners to become proactive participants in the energy system, enhancing overall energy efficiency and sustainability.
Notify Technology
Venture Round in 2025
Notify Technology Ltd. operates an online platform focused on employee risk reporting and incident management. Founded in 2017 and based in Wallsend, United Kingdom, the company provides services that allow users to quickly record incidents, accidents, and near misses through a mobile app and web portal. Its customizable interface supports the management of both recurring and one-off events. The software enables organizations to track outcomes, actions, and trends through real-time dashboard reporting, ultimately enhancing workplace safety and health.
75Media
Venture Round in 2025
75Media is an outdoor advertising company that operates a growing network of big format, D48, and traditional billboards in UK towns and cities.
Napo
Series B in 2025
Napo Pet Insurance is a digital-first insurtech company launched in December 2021, focused on revolutionizing pet insurance by offering comprehensive coverage that goes beyond basic policies. The company provides essential services such as dental care, behavioral support, and preventative care as standard, aiming to give pet owners peace of mind. Napo emphasizes a superior customer experience by leveraging advanced AI-driven technology alongside personalized human support, ensuring efficient claims processing and assistance throughout the pet ownership journey. Recognized as one of the UK's fastest-growing pet insurers, Napo has received multiple awards, including Insurer of the Year and accolades for innovation. Beyond insurance, the company aspires to create a holistic pet care ecosystem, providing tools, education, and services to enhance the health and happiness of pets at every life stage.
HowNow
Series A in 2025
HowNow Ltd is a London-based EdTech startup that offers an interactive e-learning platform allowing real-time communication between experts and learners through live video lessons. Established in 2016, the platform facilitates face-to-face learning experiences across various fields, including arts and crafts, business, music, health and beauty, languages, and food and drink. With over 400 experts teaching in 33 countries, HowNow enables students to engage directly with instructors as if they were in the same room. Additionally, the platform employs artificial intelligence to provide tailored learning recommendations, supporting companies in their employee education efforts and enhancing overall productivity and skill development.
TRIBE
Venture Round in 2025
TRIBE is a prominent running community in the UK that specializes in sports nutrition products designed to support individuals in their training endeavors. The company offers tailored nutrition plans that align with specific race training goals, allowing customers to train more effectively. TRIBE's products are fully natural and gluten-free, focusing on providing energy and enhancing recovery and performance during training sessions. By curating these resources, TRIBE aims to empower athletes and fitness enthusiasts to achieve their personal training objectives.
Alesi Surgical
Venture Round in 2024
Alesi Surgical Ltd. specializes in the development and commercialization of laparoscopic surgical smoke handling systems aimed at enhancing the safety and outcomes of surgical procedures. Founded in 2009 and based in Cardiff, United Kingdom, the company emerged as a spin-out from the Welsh Institute for Minimal Access Therapy, benefiting from direct access to experienced surgeons and surgical trainers. Alesi Surgical's innovative products are designed to be portable and applicable in both laparoscopic and robot-assisted surgeries. Utilizing electrostatic precipitation technology, these tools effectively eliminate surgical smoke, ensuring a clear visual field during procedures. Alesi Surgical distributes its products to hospitals across Europe, the Middle East, New Zealand, and Australia.
Promethean Particles
Series A in 2024
Promethean Particles Ltd. specializes in designing, developing, and manufacturing inorganic nanoparticle dispersions tailored to customer specifications. Established in 2007 and based in Nottingham, United Kingdom, the company employs continuous hydrothermal synthesis to produce high-quality nanoparticles for various industrial applications. Promethean serves multiple sectors, including electronics, healthcare, green energy, and nanocomposites, providing solutions such as printed electronics, catalysts, and metal organic frameworks. Additionally, the company offers feasibility studies to create customized solutions that meet specific client needs. Promethean's advanced multi-ton scale manufacturing plant allows for the production of over 1,000 tons of nanoparticles annually, underscoring its capability to deliver flexible and innovative nanotechnology solutions.
Corrosion RADAR
Series B in 2024
CorrosionRADAR Ltd, established in 2017 and headquartered in Cambridge, UK, specializes in developing and implementing advanced corrosion monitoring systems. The company's core technology involves patent-pending distributed sensing, combined with Industrial Internet of Things (IIoT) and sophisticated analytics, enabling predictive corrosion management. CorrosionRADAR serves a broad range of industries, including oil and gas, power and utilities, industrial manufacturing, and civil infrastructure, offering solutions for refineries, offshore and onshore rigs, power plants, pipelines, and structures. By detecting and predicting hidden corrosion, the company helps clients maintain safety, reliability, and cost-effectiveness in their operations.
ULEMCo
Venture Round in 2024
ULEMCo Limited is a company based in Liverpool, United Kingdom, that focuses on retrofitting hydrogen hybrid combustion technology for commercial vehicles. Established in 2014, ULEMCo specializes in converting diesel transit vans and other heavy-duty vehicles to operate on a hydrogen-diesel mix, thereby promoting a transition to cleaner fuel alternatives. The company also conducts research and development aimed at creating zero-emission hydrogen engines and fuel cell vehicles, which include specialized applications such as ambulances, fire engines, and refuse trucks. By advancing hydrogen technology, ULEMCo aims to support the automobile industry in reducing air pollution and enhancing environmental sustainability.
Risk Ledger
Series A in 2023
Risk Ledger Ltd. is a company based in Harrow, United Kingdom, that specializes in developing a scalable security assurance platform aimed at enhancing the security of the global supply chain ecosystem. Founded in 2017, the platform allows clients to input their supplier security policies and compare them against the security maturity of their vendors. This process is facilitated through a unique model that enables vendors of all sizes to easily respond to risk assurance assessments. By leveraging a dynamic controls framework and live assessment data within supplier-owned profiles, Risk Ledger helps organizations identify security requirements, remediate vulnerabilities, and strengthen their overall security defenses across the supply chain.
Kuano
Seed Round in 2023
Kuano Ltd specializes in developing quantum and AI solutions aimed at molecular design, particularly in the fields of drug discovery and development. Founded in 2020 and based in London, the company integrates quantum simulation with machine learning to create effective enzyme inhibitors. Its innovative discovery platform employs target quantum mapping alongside AI-driven chemistry, facilitating the faster and more efficient development of superior drug candidates. Kuano's technology is applicable across several sectors, including pharmaceuticals, crop protection, and industrial chemistry, ultimately enhancing the quality of new therapeutics while reducing the time required for their discovery.
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